Annexon, Inc.
For the period ended Sep 30, 2025. Filed Nov 10, 2025.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2025 · Filed Nov 10, 2025
ANNX$4.21-0.5%Stored close · as of Nov 10, 2026
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Condensed Consolidated Statements of Operations
(in thousands, except share and per share amounts)
| Three Months EndedSeptember 30, | Nine Months EndedSeptember 30, | |||
|---|---|---|---|---|
| 2025 | 2024 | 2025 | 2024 | |
| Operating expenses: | ||||
| Research and development | $49,700 | $30,105 | $142,039 | $76,094 |
| General and administrative | 7,318 | 9,337 | 24,110 | 25,500 |
| Total operating expenses | 57,018 | 39,442 | 166,149 | 101,594 |
| Loss from operations | (57,018) | (39,442) | (166,149) | (101,594) |
| Interest and other income, net | 2,096 | 4,618 | 7,715 | 11,984 |
| Net loss | (54,922) | (34,824) | (158,434) | (89,610) |
| Deemed dividend on modification of common stock warrants | — | — | (1,857) | — |
| Net loss attributable to common stockholders | $(54,922) | $(34,824) | $(160,291) | $(89,610) |
| Net loss per share, basic and diluted | $(0.37) | $(0.25) | $(1.08) | $(0.68) |
| Weighted-average shares used in computing net loss per share, basic and diluted | 149,123,701 | 139,933,019 | 148,521,489 | 130,945,980 |
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